def csv_file_consumer(csv_rows_consumer, file_path_name):
"""
Consume the file at file_path_name as a csv file, passing
it through csv_rows_consumer.
:param csv_rows_consumer: consumes data_items yielding collection for each
:type csv_rows_consumer: callable
:param file_path_name: path to input csv file
:type file_path_name: str, str
"""
data_path, data_file_name = file_path_name
data_items = i_get_csv_data(data_path)
return csv_rows_consumer(data_items)
def csv_file_to_file(csv_rows_consumer, out_prefix, out_dir, file_path_name):
"""
Consume the file at file_path_name as a csv file, passing
it through csv_rows_consumer, writing the results
as a csv file into out_dir as the same name, lowered, and prefixed.
:param csv_rows_consumer: consumes data_items yielding collection for each
:type csv_rows_consumer: callable
:param out_prefix: prefix out_file_name
:type out_prefix: str
:param out_dir: directory to write output file to
:type out_dir: str
:param file_path_name: path to input csv file
:type file_path_name: str, str
"""
data_path, data_file_name = file_path_name
data_items = i_get_csv_data(data_path)
ensure_dir(out_dir)
out_filename = os.path.join(
out_dir, '{}{}'.format(
out_prefix, data_file_name.lower()))
write_as_csv(csv_rows_consumer(data_items), out_filename)
